// This source file is part of the Swift.org open source project
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors

// RUN: not %target-swift-frontend %s -typecheck
func d<e>() -> (e, e -> e) -> e {
    {
        e)
        {
    }
    }
    protocol d {
       class func c()
    }
    class e: d {
        class func c
